gecko/netwerk/wifi/osx_corewlan.mm

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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Geolocation.
*
* The Initial Developer of the Original Code is Mozilla Foundation
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Doug Turner <dougt@meer.net> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#import <Cocoa/Cocoa.h>
#include <mach-o/dyld.h>
#include <dlfcn.h>
#include <unistd.h>
#include <objc/objc.h>
#include <objc/objc-runtime.h>
#include "nsObjCExceptions.h"
#include "nsAutoPtr.h"
#include "nsCOMArray.h"
#include "nsWifiMonitor.h"
#include "nsWifiAccessPoint.h"
BOOL UsingSnowLeopard() {
static PRInt32 gOSXVersion = 0x0;
if (gOSXVersion == 0x0) {
Gestalt(gestaltSystemVersion, (SInt32*)&gOSXVersion);
}
return (gOSXVersion >= 0x00001060);
}
nsresult
GetAccessPointsFromWLAN(nsCOMArray<nsWifiAccessPoint> &accessPoints)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
if (!UsingSnowLeopard())
return NS_ERROR_NOT_AVAILABLE;
accessPoints.Clear();
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
@try {
NSBundle * bundle = [[[NSBundle alloc] initWithPath:@"/System/Library/Frameworks/CoreWLAN.framework"] autorelease];
if (!bundle) {
[pool release];
return NS_ERROR_NOT_AVAILABLE;
}
Class CWI_class = [bundle classNamed:@"CWInterface"];
if (!CWI_class) {
[pool release];
return NS_ERROR_NOT_AVAILABLE;
}
id scanResult = [[CWI_class interface] scanForNetworksWithParameters:nil error:nil];
if (!scanResult) {
[pool release];
return NS_ERROR_NOT_AVAILABLE;
}
NSArray* scan = [NSMutableArray arrayWithArray:scanResult];
NSEnumerator *enumerator = [scan objectEnumerator];
while (id anObject = [enumerator nextObject]) {
nsWifiAccessPoint* ap = new nsWifiAccessPoint();
if (!ap) {
[pool release];
return NS_ERROR_OUT_OF_MEMORY;
}
NSData* data = [anObject bssidData];
ap->setMac((unsigned char*)[data bytes]);
ap->setSignal([[anObject rssi] intValue]);
ap->setSSID([[anObject ssid] UTF8String], 32);
accessPoints.AppendObject(ap);
}
}
@catch(NSException *_exn) {
[pool release];
return NS_ERROR_NOT_AVAILABLE;
}
[pool release];
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(NS_ERROR_NOT_AVAILABLE);
}